mirror of
https://github.com/openharmony/resourceschedule_ffrt.git
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董洁
54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
/*
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* Copyright (c) 2023 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef UTIL_TIME_FORMAT_H
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#define UTIL_TIME_FORMAT_H
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#include <chrono>
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#include <string>
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#include <unordered_map>
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#include "internal_inc/types.h"
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namespace ffrt {
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typedef enum {
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MILLISECOND,
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MICROSECOND,
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} TimeUnitT;
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std::string FormatDateString4SystemClock(const std::chrono::system_clock::time_point& timePoint,
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TimeUnitT timeUnit = MILLISECOND);
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std::string FormatDateString4SteadyClock(uint64_t steadyClockTimeStamp, TimeUnitT timeUnit = MILLISECOND);
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std::string FormatDateString4CntCt(uint64_t cntCtTimeStamp, TimeUnitT timeUnit = MILLISECOND);
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std::string FormatDateToString(uint64_t timeStamp);
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uint64_t Arm64CntFrq(void);
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uint64_t Arm64CntCt(void);
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uint64_t TimeStampCntvct();
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uint64_t ConvertCntvctToUs(uint64_t cntCt);
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uint64_t ConvertUsToCntvct(uint64_t time);
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uint64_t ConvertTscToSteadyClockCount(uint64_t cntCt);
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inline uint64_t TimeStamp(void)
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{
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#if defined(__aarch64__)
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uint64_t tsc = 1;
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asm volatile("mrs %0, cntvct_el0" : "=r" (tsc));
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return tsc;
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#else
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return static_cast<uint64_t>(std::chrono::time_point_cast<std::chrono::microseconds>(
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std::chrono::steady_clock::now()).time_since_epoch().count());
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#endif
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}
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}
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#endif // UTIL_TIME_FORAMT_H
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